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379275625 = 54192412
BaseRepresentation
bin10110100110110…
…100100101101001
3222102200012100101
4112212310211221
51234043310000
6101345105401
712253534561
oct2646644551
9872605311
10379275625
11185100433
12a7028261
1360766561
143852bda1
152346ce6a
hex169b4969

379275625 has 45 divisors (see below), whose sum is σ = 512697603. Its totient is φ = 280440000.

The previous prime is 379275623. The next prime is 379275643. The reversal of 379275625 is 526572973.

The square root of 379275625 is 19475.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 7 ways, for example, as 377796969 + 1478656 = 19437^2 + 1216^2 .

It is not a de Polignac number, because 379275625 - 21 = 379275623 is a prime.

It is a Duffinian number.

Its product of digits (793800) is a multiple of the sum of its prime factors (140).

It is not an unprimeable number, because it can be changed into a prime (379275623) by changing a digit.

It is a polite number, since it can be written in 44 ways as a sum of consecutive naturals, for example, 9250605 + ... + 9250645.

Almost surely, 2379275625 is an apocalyptic number.

379275625 is the 19475-th square number.

379275625 is the 9738-th centered octagonal number.

It is an amenable number.

379275625 is a deficient number, since it is larger than the sum of its proper divisors (133421978).

379275625 is an frugal number, since it uses more digits than its factorization.

379275625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140 (or 65 counting only the distinct ones).

The product of its digits is 793800, while the sum is 46.

The cubic root of 379275625 is about 723.8551093561.

The spelling of 379275625 in words is "three hundred seventy-nine million, two hundred seventy-five thousand, six hundred twenty-five".

Divisors: 1 5 19 25 41 95 125 205 361 475 625 779 1025 1681 1805 2375 3895 5125 8405 9025 11875 14801 19475 25625 31939 42025 45125 74005 97375 159695 210125 225625 370025 486875 606841 798475 1050625 1850125 3034205 3992375 9250625 15171025 19961875 75855125 379275625